Worker Adjustable 20mm Picatinny Rail Metal Riser Ammo Type: Full Length or

Ammo Type: Full Length or Half Length Nerf Darts

The 7mm size is good for gen8 and gen9 gearbox

With a high TPA ratio

Weight:  200g

Worker Adjustable 20mm Picatinny Rail Metal Riser Ammo Type: Full Length orUpgrade your shooting experience with the Worker Adjustable 20mm Picatinny Rail Metal Riser. This versatile riser allows for precise 'elevation' and 'windage' adjustments, with a range of 0 7 mm in height and 0 4 mm to the left or right. Made with durable aluminum alloy, it's the perfect fit for 20 21mm Picatinny rails. Enhance your accuracy and versatility on the range with this must have accessory. Features: Worker Metal Picatinny Riser, that has